/* 设置卡片封面宽高 */
.card .card-cover {
    width: 220px;
    height: 160px;
}

.read:hover {
    background-color: black;
}

input.search:focus {
    outline: none;
    box-shadow: none;
}

div.searchdiv {
    position: fixed;
    top: 14.5px;
    right: 195px;
    z-index: 9999;
    width: 240px;
}